Home / 25,816.19-38,728.34-11,025.19

Finding the Fourth Proportional to 25,816.19, 38,728.34 and 11,025.19

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Solution

The fourth proportional to 25,816.19, 38,728.34 and 11,025.19 is: 16,539.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,816.19 : 38,728.34 = 11,025.19 : x
  2. Step 2: Convert to fraction form
    25,816.19/38,728.34 = 11,025.19/x
  3. Step 3: Cross multiply
    25,816.19x = 38,728.34 × 11,025.19
  4. Step 4: Simplify right side
    25,816.19x = 426,987,237.63
  5. Step 5: Solve for x
    x = 426,987,237.63/25,816.19
  6. Step 6: Final answer
    x = 16,539.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.